Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available...

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you an...

Pentagonal-shaped mufflerMaximized internal volumePolyresonant duplex front chamberStepped, two-stage core baffleSpark Arrestor/Sound Insert Compatible FITS Model: KAWASAKI Ninja Z/650 Year: `12-16 Type: FS Series: Race Style: RS-4S Material: SS-SS-CF ...

Trapezoid-shape muffler Maximized internal volume Straight, single core baffle Low-volume sound insert capable Exact Fit for Model: HUSQVARNA 701 Enduro/SM Year: `16-22 Type: SO Series: Race Style: R-77 Works Material: SS-SS-CF Model: 690 Enduro R...

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available...

Engineered for the demands of the off-road world.Aggressive, intelligently designed, asymmetrical shaped RS-12 profile allows maximized muffler volume to help manage sound, add performance, weight reduction and provides more clearance for tire and brake...

Trapezoid-shape mufflerMaximized internal volumeStraight, single core baffleLow-volume sound insert capable FITS Model: KAWASAKI ZX-14R Year: `12-23 Type: SO Series: Race Dual Style: R-77 Material: SS-SS-CF LEGEND: Options for MufflersApplication...

Trapezoid-shape mufflerMaximized internal volumeStraight, single core baffleLow-volume sound insert capable FITS Model: KAWASAKI ZX-14R Year: `12-23 Type: SO Series: Race Dual Style: R-77 Material: SS-CF-CF LEGEND: Options for MufflersApplication...

Trapezoid-shape mufflerMaximized internal volumeStraight, single core baffleLow-volume sound insert capable FITS Model: HONDA CBR1000RR/ABS Year: `14-16 Type: SO Series: Race Style: R-77 Material: SS-CF-CF LEGEND: Options for MufflersApplication...

Matte Carbon Fiber end capAll-new faceted end capCustom matte carbon fiber heal guard specific to each applicationExclusive Yoshimura Works FinishMade in USA FITS Model: KAWASAKI ZX-10R Year: `21-24 Type: SO 3/4 Series: Race Style: AT2 Material: SS-CF ...

Matte Carbon Fiber end capAll-new faceted end capCustom matte carbon fiber heal guard specific to each applicationExclusive Yoshimura Works FinishMade in USA FITS Model: KAWASAKI ZX-4RR Year: `23-24 Type: SO Series: Street Style: AT2 Material: SS-SS-CF ...

Style - Beautiful Shape resulting from Tri-Oval design heritage with Works FinishQuality - Unrivaled fit and finish due to improved production tolerancesPerformance - Optimized for maximum flow, improved ground clearance, and lighter than original...